A slow, tight binding and highly selective inhibitor of iNOS (inducible nitric oxide synthase/NOS II) (Kd &le, 7 nM), Weak and reversible inhibition of nNOS (neuronal nitric oxide synthase/NOS I) (Ki &le, 2) and eNOS (endothelial nitric oxide synthase/NOS III) (Ki &le, 50 µM), Inhibits tumor growth, Increases...

Highly selective, reversible and cell permeable MEK (MAP kinase kinase) inhibitor. Blocks the phosphorylation and activation of the MAP kinase pathway. T cell activation inhibitor. Inhibits cell growth and cell proliferation of several cancer cells.